Alert archive / Ohio / Mesoscale Discussions / 2026

Mesoscale Discussions in Ohio, April 2026

24 mesoscale discussions in April 2026. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of mesoscale discussions reaches back to 2003.

Mesoscale Discussions by county

Each county as a circle sized by its count in April 2026. Tap one for its archive.

Mesoscale Discussions
24
Busiest day
April 1, 20264 mesoscale discussions

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Mar 31, 9:58 PM EDTMesoscale DiscussionSPCCarroll, Columbiana, Coshocton, Harrison, Jefferson, Mahoning and 3 more2 hr
Apr 1, 1:06 PM EDTMesoscale DiscussionSPCAdams, Athens, Belmont, Brown, Butler, Clermont and 23 more114 min
Apr 1, 4:40 PM EDTMesoscale DiscussionSPCAdams, Athens, Brown, Clermont, Gallia, Highland and 11 more2 hr
Apr 1, 6:57 PM EDTMesoscale DiscussionSPCGallia, Lawrence, Meigs93 min
Apr 3, 4:15 PM EDTMesoscale DiscussionSPCAshland, Belmont, Brown, Butler, Carroll, Champaign and 47 more2 hr
Apr 4, 1:46 PM EDTMesoscale DiscussionSPCAllen, Ashland, Ashtabula, Auglaize, Butler, Champaign and 44 more2 hr
Apr 4, 4:39 PM EDTMesoscale DiscussionSPCAllen, Ashland, Ashtabula, Auglaize, Champaign, Clark and 42 more2 hr
Apr 4, 6:55 PM EDTMesoscale DiscussionSPCAshland, Ashtabula, Crawford, Cuyahoga, Delaware, Erie and 27 more95 min
Apr 13, 6:09 PM EDTMesoscale DiscussionSPCDefiance, Fulton, Henry, Lucas, Paulding, Williams and 1 more96 min
Apr 14, 2:03 PM EDTMesoscale DiscussionSPCAshland, Carroll, Columbiana, Cuyahoga, Geauga, Holmes and 12 more87 min
Apr 14, 5:52 PM EDTMesoscale DiscussionSPCBelmont, Jefferson83 min
Apr 14, 6:47 PM EDTMesoscale DiscussionSPCAllen, Auglaize, Butler, Champaign, Clark, Darke and 16 more88 min
Apr 15, 12:55 AM EDTMesoscale DiscussionSPCErie, Fulton, Henry, Huron, Lorain, Lucas and 5 more65 min
Apr 15, 2:12 AM EDTMesoscale DiscussionSPCDefiance, Erie, Fulton, Henry, Lorain, Lucas and 4 more93 min
Apr 15, 1:44 PM EDTMesoscale DiscussionSPCAllen, Ashland, Ashtabula, Auglaize, Columbiana, Crawford and 34 more3 hr
Apr 15, 4:24 PM EDTMesoscale DiscussionSPCCuyahoga, Erie, Geauga, Huron, Lorain, Medina and 4 more66 min
Apr 16, 2:36 PM EDTMesoscale DiscussionSPCBelmont, Carroll, Columbiana, Guernsey, Harrison, Jefferson and 8 more84 min
Apr 16, 4:33 PM EDTMesoscale DiscussionSPCDefiance, Fulton, Henry, Paulding, Putnam, Van Wert and 1 more57 min
Apr 18, 12:38 PM EDTMesoscale DiscussionSPCAdams, Ashland, Athens, Belmont, Brown, Carroll and 37 more3 hr
Apr 22, 12:37 PM EDTMesoscale DiscussionSPCAllen, Auglaize, Defiance, Fulton, Hancock, Hardin and 11 more2 hr
Apr 22, 6:07 PM EDTMesoscale DiscussionSPCAllen, Ashland, Athens, Auglaize, Champaign, Clark and 43 more113 min
Apr 24, 2:22 PM EDTMesoscale DiscussionSPCAllen, Auglaize, Butler, Darke, Defiance, Fulton and 14 more2 hr
Apr 28, 2:00 AM EDTMesoscale DiscussionSPCAdams, Scioto2 hr
Apr 29, 1:48 PM EDTMesoscale DiscussionSPCBelmont, Jefferson, Monroe117 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

48 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive2025

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.